TWM495034U - Charging apparatus for recognizing adaptor - Google Patents

Description

Charging device for identifying the type of adapter 【0001】

The present invention relates to a charging device, and more particularly to a charging device for identifying the type of adapter.

【0002】

Please refer to FIG. 1, which is a block diagram of an application of a related art battery charging device. An AC power supply device 20 transmits an AC power source 202 to an AC to DC converter 32 of the related art; the AC to DC converter 32 of the related art converts the AC power source 202 to obtain a bus voltage 206 (for example, 5) Volt; the related art AC to DC converter 32 transmits the bus voltage 206 to a related art battery charging device 60 through a universal serial bus interface 308; The battery charging device 60 charges a battery 70.

[0003]

The universal serial bus interface 308 includes a bus voltage contact (not shown), a data positive contact (not shown), a data negative contact (not shown), and a ground point (Fig. The bus bar voltage 206 is transmitted to the related art battery charging device 60 via the bus bar voltage contact.

[0004]

When the related art AC-to-DC adapter 32 is manufactured, the manufacturer sets some circuits at the data positive contact and the data negative contact, so that the data positive contact and the data negative contact have a certain voltage or A short circuit is provided to identify whether the AC to DC adapter 32 of the related art is manufactured by a manufacturer.

[0005]

For example, a first manufacturer sets the data contact point to 2 volts and the data negative contact point is 2.7 volts; a second manufacturer sets the data positive contact point to 2.7 volts and the data negative contact point is 2 volts; The third manufacturer sets the data contact point to 2.7 volts and the data negative contact point is 2.7 volts; a fourth manufacturer sets the data positive contact to be shorted to the data negative contact; and if the bus voltage 206 is one When the computer transmits it, the signal of the positive contact of the data is a pull low signal and the signal of the negative contact of the data is a pull signal.

[0006]

Therefore, when the manufacturer of the related art AC to DC adapter 32 is different from the manufacturer of the related art battery charging device 60, even the related art AC to DC adapter 32 is connected to the related art. The battery charging device 60, the related art battery charging device 60 does not operate (the first battery 40 cannot be charged).

【0007】

Alternatively, some manufacturers' related art battery charging devices 60 can operate even if they are connected to related art AC-DC converters 32 of different manufacturers; however, the output charging power of the battery charging device 60 of the related art is Fixed; this would be a big problem.

[0008]

Different types of related art AC to DC adapters 32 have different specifications and performance; therefore, when the manufacturer of the related art AC to DC adapter 32 is different from the manufacturer of the related art battery charging device 60 and related When the technical AC to DC adapter 32 supplies power to the battery charging device 60 of the related art, the related art battery charging device 60 should output a different charging power source to charge the battery 70, and thus the battery charging device 60 of the related art. In order to be protected and the battery 70 can be safely charged; however, regardless of the type of the AC-to-DC adapter 32 of the related art, the output charging power of the battery charging device 60 of the related art is fixed.

【0009】

In order to improve the above disadvantages of the prior art, the purpose of the present invention is to provide a charging device that recognizes the type of adapter.

[0010]

In order to achieve the above object of the present invention, the charging device of the type of identification adapter of the present invention is applied to an AC to DC adapter and a first battery, and the charging device of the identification adapter type comprises: an input universal serial bus The interface includes an input terminal bus voltage contact, an input data positive contact, an input data negative contact and an input ground point; a data voltage detecting unit electrically connected to the input universal serial a bus interface, a microcontroller electrically connected to the data voltage detecting unit; and a first charging power output unit electrically connected to the input universal serial bus interface, the microcontroller and the first A battery. The AC to DC adapter transmits a bus voltage to the input universal serial bus interface; the input universal serial bus interface transmits the bus voltage to the first charging power output unit. The data voltage detecting unit detects a data positive contact voltage state of the AC-to-DC adapter through the positive contact of the input data; the data voltage detecting unit detects the AC transfer through the negative contact of the input data A data negative contact voltage state of the DC adapter; the data voltage detecting unit notifies the microcontroller of the positive contact voltage state of the data and the negative contact voltage state of the data. According to the data of the positive contact voltage state and the negative contact voltage state of the data, the microcontroller determines an overall output charging power of the charging device of the identification adapter type; and receives the bus voltage at the first charging power output unit Thereafter, the microcontroller controls the first charging power output unit to output a first charging power source to the first battery; the first battery is charged by the first charging power source; the first charging power source is equal to the overall output charging power source .

[0011]

The effect of this creation is to identify the type of AC to DC adapter to determine the overall output charging power of the battery charging device. Different types of AC to DC adapters have different specifications and performances, so when different types of AC to DC converters When the connector provides power to the battery charging device, the battery charging device should output a different overall output charging power source to charge the battery so that the battery charging device can be protected and the battery can be safely charged.

[0076]

10‧‧‧Charging device for identifying adapter type

[0077]

20‧‧‧AC power supply unit

[0078]

30‧‧‧AC to DC adapter

[0079]

32‧‧‧Related technology DC to DC adapter

[0080]

40‧‧‧First battery

[0081]

50‧‧‧second battery

[0082]

60‧‧‧Related battery charging device

[0083]

70‧‧‧Battery

[0084]

80‧‧‧shell

[0085]

102‧‧‧Input universal serial bus interface

[0086]

104‧‧‧Data Voltage Detection Unit

[0087]

106‧‧‧Microcontroller

[0088]

108‧‧‧First charging power output unit

[0089]

110‧‧‧ memory

[0090]

112‧‧‧First color light-emitting diode

[0091]

114‧‧‧Second color light-emitting diode

[0092]

116‧‧‧Second charging power output unit

[0093]

202‧‧‧AC power supply

[0094]

204‧‧‧DC power supply

[0095]

206‧‧‧ Busbar voltage

[0096]

208‧‧‧First charging power supply

[0097]

210‧‧‧Second charging power supply

[0098]

302‧‧‧AC to DC conversion unit

[0099]

304‧‧‧Voltage adjustment unit

【0100】

306‧‧‧Output universal serial bus interface

【0101】

308‧‧‧Common Serial Bus Interface

【0102】

10202‧‧‧Input busbar voltage contacts

【0103】

10204‧‧‧Input data contact

[0104]

10206‧‧‧Input data contact

【0105】

10208‧‧‧Input grounding point

【0106】

10802‧‧‧Charging power output circuit

【0107】

10804‧‧‧First transistor switch

【0108】

10806‧‧‧Second transistor switch

【0109】

10808‧‧‧The third transistor switch

[0110]

10810‧‧‧First resistance

[0111]

10812‧‧‧second resistance

[0112]

10814‧‧‧ Third resistor

[0113]

11002‧‧‧ comparison table

【0114】

30602‧‧‧Output busbar voltage contacts

[0115]

30604‧‧‧ Output data contact

[0116]

30606‧‧‧ Output data negative contact

【0117】

30608‧‧‧Output grounding point

【0118】

a~q5‧‧‧ steps

[0012]

1 is a block diagram showing the application of a battery charging device of the related art.

[0013]

2 is a block diagram showing a first embodiment of a charging device of the type of identification adapter of the present invention.

[0014]

Fig. 3 is a block diagram showing a second embodiment of the charging device of the type of identification adapter of the present invention.

[0015]

Fig. 4 is a block diagram showing a third embodiment of the charging device of the type of identification adapter of the present invention.

[0016]

FIG. 5 is a flow chart of a method of applying the charging device of the type of identification adapter of the present invention.

[0017]

FIG. 6 is a circuit diagram of an embodiment of a first charging power output unit of the present invention.

[0018]

Fig. 7 is a block diagram showing a fourth embodiment of the charging device of the type of identification adapter of the present invention.

[0019]

Please refer to FIG. 2, which is a block diagram of a first embodiment of a charging device of the type of identification adapter of the present invention. A charging device 10 for identifying an adapter type is applied to an AC power supply device 20, an AC to DC adapter 30, and a first battery 40; the AC to DC adapter 30 includes an AC to DC conversion unit 302, A voltage adjustment unit 304 and an output terminal are universal serial bus interface 306. The output universal serial bus interface 306 is a universal serial bus connector.

[0020]

The AC-to-DC conversion unit 302 is electrically connected to the AC power supply device 20 and the voltage adjustment unit 304; the output universal serial bus interface 306 is electrically connected to the voltage adjustment unit 304. The output universal serial bus interface 306 includes an output bus bar voltage contact 30602, an output data positive contact 30604, an output data negative contact 30606 and an output ground contact 30608.

[0021]

The charging device 10 of the identification adapter type includes an input universal serial bus interface 102, a data voltage detecting unit 104, a microcontroller 106 and a first charging power output unit 108. The input universal serial bus interface 102 includes an input bus bar voltage contact 10202, an input data positive contact 10204, an input data negative contact 10206 and an input ground contact 10208. The input universal serial bus interface 102 is a universal serial bus connector.

[0022]

The input terminal bus voltage contact 10202 is electrically connected to the output terminal bus voltage contact 30602; the input data positive contact 10204 is electrically connected to the output data positive contact 30604; the input data negative contact 10206 Electrically connected to the output data negative contact 30606; the input ground point 10208 is electrically connected to the output ground point 30608.

[0023]

The data voltage detecting unit 104 is electrically connected to the input universal serial bus interface 102; the microcontroller 106 is electrically connected to the data voltage detecting unit 104; the first charging power output unit 108 is electrically connected. To the input terminal, the serial bus interface interface 102, the microcontroller 106 and the first battery 40 are used.

[0024]

The AC power supply device 20 transmits an AC power source 202 to the AC to DC conversion unit 302. The AC to DC conversion unit 302 converts the AC power source 202 to obtain a DC power source 204. The AC to DC conversion unit 302 transmits the DC power source. 204 to the voltage adjustment unit 304; the voltage adjustment unit 304 adjusts the DC power supply 204 to obtain a bus voltage 206 (for example, 5 volts); the voltage adjustment unit 304 transmits the bus voltage 206 to the output universal serial convergence The interface 306.

[0025]

The output universal serial bus interface 306 transmits the bus voltage 206 to the input universal serial bus interface 102 through the output bus voltage contact 30602 and the input bus voltage contact 10202; the input The end universal serial bus interface 102 transmits the bus voltage 206 to the first charging power output unit 108.

[0026]

The data voltage detecting unit 104 detects a data positive contact voltage state of the output data positive contact 30604 through the input data positive contact 10204; the data voltage detecting unit 104 detects through the input data negative contact 10206. The output data negative contact 30606 has a data negative contact voltage state; the data voltage detecting unit 104 notifies the microcontroller 106 of the data positive contact voltage state and the data negative contact voltage state.

[0027]

Based on the data of the positive contact voltage state and the negative contact voltage state of the data, the microcontroller 106 determines an overall output charging power of the charging device 10 of the identification adapter type; and receives the confluence at the first charging power output unit 108. After discharging the voltage 206, the microcontroller 106 controls the first charging power output unit 108 to output a first charging power source 208 to the first battery 40; the first battery 40 is charged by the first charging power source 208; A charging power source 208 is equal to the overall output charging power source.

[0028]

When the data positive contact voltage state is 2 volts and the data negative contact voltage state is 2.7 volts, the overall output charging power supply is 1 amp; when the data is positive junction voltage state is 2.7 volts and the data negative contact voltage When the state is 2 volts, the overall output charging power supply is 2 amps; when the data positive contact voltage state is 2.7 volts and the data negative contact voltage state is 2.7 volts, the overall output charging power supply is 2.4 amps; When the data of the positive contact voltage and the negative contact voltage state of the data are short-circuited, the overall output charging power supply is 0.5 amps.

[0029]

If the bus voltage 206 is transmitted by a computer (not shown), the positive voltage state of the data is a pull low signal and the negative contact voltage state is a pull signal. The overall output charging power supply is 0.5 amps.

[0030]

Furthermore, the relationship between the overall output charging power source and the data positive contact voltage state (the data negative contact voltage state) is determined by the user; for example, in the above embodiment, the user is aware of a first manufacturing The AC-DC adapter 30 manufactured by the manufacturer has a positive contact voltage state of 2.7 volts and a negative contact voltage state of 2.7 volts. The user considers that the first manufacturer manufactures the AC-to-DC converter. The specification and performance of the connector 30 are better, so the user sets the overall output charging power when the positive contact voltage state of the data is detected as 2.7 volts and the data negative contact voltage state is detected as 2.7 volts. It is set to 1.5 amps.

[0031]

Moreover, when the voltage of the first battery 40 is between 1 volt and 2 volts, the first charging power output unit 108 outputs 500 mA (0.5 A) to charge the first battery 40; then, when When the voltage of the first battery 40 is greater than 2 volts, the first charging power output unit 108 outputs the first charging power source 208 to charge the first battery 40; therefore, the first battery 40 can be charged more safely.

[0032]

When the voltage of the first battery 40 is less than 1 volt, the charging device 10 of the identification adapter type activates the first battery 40; then, the charging device 10 of the identification adapter type is used for the first battery 40 charging.

[0033]

Please refer to FIG. 6, which is a circuit diagram of an embodiment of the first charging power output unit of the present invention. The first charging power output unit 108 includes a charging power output circuit 10802, a first transistor switch 10804, a second transistor switch 10806, a third transistor switch 10808, a first resistor 10810, and a second resistor. 10812 and a third resistor 10814.

[0034]

The charging power output circuit 10802 is electrically connected to the input universal serial bus interface 102 and the first battery 40; the first transistor switch 10804 is electrically connected to the charging power output circuit 10802 and the microcontroller 106. The second transistor switch 10806 is electrically connected to the charging power output circuit 10802 and the microcontroller 106; the third transistor switch 10808 is electrically connected to the charging power output circuit 10802 and the microcontroller 106; The first resistor 10810 is electrically connected to the first transistor switch 10804; the second resistor 10812 is electrically connected to the second transistor switch 10806; the third resistor 10814 is electrically connected to the third transistor switch 10808.

[0035]

The input universal serial bus interface 102 transmits the bus voltage 206 to the charging power output circuit 10802. If the microcontroller 106 does not turn on the first transistor switch 10804, the charging power output circuit 10802 does not detect the first resistor 10810; if the microcontroller 106 does not turn on the second transistor switch 10806, The charging power output circuit 10802 does not detect the second resistor 10812; if the microcontroller 106 does not turn on the third transistor switch 10808, the charging power output circuit 10802 does not detect the third resistor. 10814.

[0036]

If the microcontroller 106 turns on the first transistor switch 10804, the charging power output circuit 10802 detects the first resistor 10810 to obtain a first resistance value of the first resistor 10810; if the microcontroller 106, the second transistor switch 10806 is turned on, the charging power output circuit 10802 detects the second resistor 10812 to obtain a second resistance value of the second resistor 10814; if the microcontroller 106 turns on the third The transistor switch 10808 detects the third resistor 10814 by the charging power output circuit 10802 to obtain a third resistance value of the third resistor 10814.

[0037]

The microcontroller 106 turns on or off the first transistor switch 10804, the second transistor switch 10806, and the third transistor switch 10808, whereby the microcontroller 106 notifies the first charging power output unit 108 of the A current value of one of the first charging power sources 208. For example, the microcontroller 106 turns on the first transistor switch 10804 and the second transistor switch 10806 but does not turn on the third transistor switch 10808, whereby the first charging power output unit 108 knows the first charging. The power supply 208 should be 1 amp; the microcontroller 106 turns on the first transistor switch 10804 but does not turn on the second transistor switch 10806 and the third transistor switch 10808, whereby the first charging power output unit 108 It is known that the first charging power source 208 should be 1.5 amps.

[0038]

Please refer to FIG. 3 , which is a block diagram of a second embodiment of the charging device of the type of the identification adapter of the present invention. The components shown in FIG. 3 are similar to those of FIG. 2 , and are not described herein for brevity. The charging device 10 of the identification adapter type further includes a memory 110, a first color light emitting diode 112 and a second color light emitting diode 114. The memory 110 includes a look-up table 11002.

[0039]

The memory 110 is electrically connected to the microcontroller 106; the first color LED 112 is electrically connected to the microcontroller 106; the second color LED 114 is electrically connected to the microcontroller 106. Based on the data of the positive contact voltage state and the negative contact voltage state of the data, the microcontroller 106 queries the look-up table 11002 to determine the overall output charging power of the charging device 10 of the identification adapter type.

[0040]

When the first battery 40 is charged by the first charging power source 208, the microcontroller 106 drives the first color LED 201 to emit light. When the first battery 40 is fully charged with the first charging power source 208, the microcontroller 106 stops driving the first color LED 112 to emit light, and the microcontroller 106 drives the second color LED 2 The polar body 114 emits light.

[0041]

Please refer to FIG. 4 , which is a block diagram of a third embodiment of the charging device of the type of the identification adapter of the present invention. The components shown in FIG. 4 are similar to those of FIGS. 2 to 3 , and are not described herein again for brevity. The charging device 10 of the identification adapter type is further applied to a second battery 50; the charging device 10 of the identification adapter type further includes a second charging power output unit 116; the second charging power output unit 116 is electrically connected to the input The end of the serial bus interface interface 102, the microcontroller 106 and the second battery 50.

[0042]

The input universal serial bus interface 102 transmits the bus voltage 206 to the first charging power output unit 108 and the second charging power output unit 116. The circuit of the second charging power output unit 116 is the same as the circuit of the first charging power output unit 108 (as shown in FIG. 6), which is not concise for brevity.

[0043]

After the second charging power output unit 116 receives the bus voltage 206, the microcontroller 106 controls the second charging power output unit 116 to output a second charging power source 210 to the second battery 50; the second battery The second charging power source 210 is charged; the first charging power source 208 is equal to the second charging power source 210; the first charging power source 208 plus the second charging power source 210 is equal to the overall output charging power source.

[0044]

Please refer to FIG. 7 , which is a block diagram of a fourth embodiment of the charging device of the type of the identification adapter of the present invention. The components shown in FIG. 7 are similar to those of FIGS. 2 to 4 , and are not described herein for brevity. Most of the identification device type charging devices 10 can be disposed in the same housing 80.

[0045]

Please refer to FIG. 5, which is a flowchart of a method for applying the charging device of the type of identification adapter of the present invention. A method for applying the charging device of the type of the identification adapter of the present invention is applied to an AC power supply device, an AC to DC adapter, and a first battery, the AC to DC converter includes an AC to DC conversion unit, a voltage regulating unit and an output universal serial bus interface, the AC to DC conversion unit is electrically connected to the AC power supply device and the voltage adjustment unit, and the output universal serial bus interface is electrically connected to the output The voltage adjustment unit, the output universal serial bus interface comprises an output terminal bus voltage contact, an output data positive contact, an output data negative contact and an output ground connection.

[0046]

The method for applying the charging device of the identification type of the present invention includes:

[0047]

Step a: providing an input universal serial bus interface, the input universal serial bus interface comprises an input bus bar voltage contact, an input data positive contact, an input data negative contact and an input End grounding point. The input terminal bus voltage contact is electrically connected to the output terminal bus voltage contact, and the input data positive contact is electrically connected to the output data positive contact, and the input data negative contact is electrically connected to the input The output data is a negative contact, and the input grounding point is electrically connected to the output grounding point.

[0048]

Step b: providing a data voltage detecting unit, the data voltage detecting unit is electrically connected to the universal serial bus interface of the input terminal.

[0049]

Step c: providing a microcontroller, the microcontroller is electrically connected to the data voltage detecting unit.

[0050]

Step d: providing a first charging power output unit, the first charging power output unit is electrically connected to the input universal serial bus interface, the microcontroller and the first battery.

[0051]

Step e: The AC power supply device transmits an AC power to the AC to DC conversion unit.

[0052]

Step f: The AC to DC conversion unit converts the AC power to obtain a DC power supply.

[0053]

Step g: The AC to DC conversion unit transmits the DC power to the voltage adjustment unit.

[0054]

Step h: The voltage adjustment unit adjusts the DC power supply to obtain a bus voltage.

[0055]

Step i: The voltage adjustment unit transmits the bus voltage to the universal serial bus interface of the output.

[0056]

Step j: The output universal serial bus interface transmits the bus voltage to the universal serial bus interface of the input through the output bus voltage contact and the input bus voltage contact.

[0057]

Step k: the input universal serial bus interface transmits the bus voltage to the first charging power output unit.

[0058]

Step 1: The data voltage detecting unit detects the positive contact voltage state of a data positive contact of the output data through the positive contact of the input data.

[0059]

Step m: The data voltage detecting unit detects a data negative contact voltage state of the negative contact of the output data through the negative contact of the input data.

[0060]

Step n: The data voltage detecting unit notifies the microcontroller of the positive contact voltage state of the data and the negative contact voltage state of the data.

[0061]

Step n1: providing a memory electrically connected to the microcontroller.

[0062]

Step n2: A comparison table is provided in the memory.

[0063]

Step o: According to the data of the positive contact voltage state and the negative contact voltage state of the data, the microcontroller determines an overall output charging power. The microcontroller queries the lookup table to determine the overall output charging power.

[0064]

Step p: After the first charging power output unit receives the bus voltage, the microcontroller controls the first charging power output unit to output a first charging power to the first battery.

[0065]

Step q: The first battery is charged with the first charging power source. The first charging power source is equal to the overall output charging power source.

[0066]

Step q1: providing a first color light emitting diode, the first color light emitting diode being electrically connected to the microcontroller.

[0067]

Step q2: When the first battery is charged by the first charging power source, the microcontroller drives the first color LED to emit light.

[0068]

Step q3: providing a second color light emitting diode electrically connected to the microcontroller.

[0069]

Step q4: When the first battery is fully charged with the first charging power source, the microcontroller stops driving the first color LED to emit light.

[0070]

Step q5: When the first battery is fully charged with the first charging power source, the microcontroller drives the second color LED to emit light.

[0071]

When the data positive contact voltage state is 2 volts and the data negative contact voltage state is 2.7 volts, the overall output charging power supply is 1 amp; when the data is positive junction voltage state is 2.7 volts and the data negative contact voltage When the state is 2 volts, the overall output charging power supply is 2 amps; when the data positive contact voltage state is 2.7 volts and the data negative contact voltage state is 2.7 volts, the overall output charging power supply is 2.4 amps; When the data of the positive contact voltage and the negative contact voltage state of the data are short-circuited, the overall output charging power supply is 0.5 amps.

[0072]

The rest of the description of the method for applying the charging device of the type of the identification adapter of the present invention is similar to the above-mentioned illustration or content, and is not described here for brevity.

[0073]

The effect of this creation is to identify the type of AC to DC adapter to determine the overall output charging power of the battery charging device. Different types of AC to DC adapters have different specifications and performances, so when different types of AC to DC converters When the connector provides power to the battery charging device, the battery charging device should output different overall output charging power to charge the battery, so that the battery charging device can be protected and the battery can be safely charged; further, the battery charging device can be plural The batteries are simultaneously charged, and the charging power of each battery is the same, and the sum of the charging power of each battery is equal to the overall output charging power.

[0074]

Furthermore, the above output charging power source refers to an output charging current.

[0075]

In summary, when Zhiben's creation has industrial applicability, novelty and progressiveness, and the structure of this creation has not been seen in similar products and public use, it fully complies with the requirements of new patent applications and applies for patent law.

10‧‧‧Charging device for identifying adapter type

20‧‧‧AC power supply unit

30‧‧‧AC to DC adapter

40‧‧‧First battery

102‧‧‧Input universal serial bus interface

104‧‧‧Data Voltage Detection Unit

106‧‧‧Microcontroller

108‧‧‧First charging power output unit

202‧‧‧AC power supply

204‧‧‧DC power supply

206‧‧‧ Busbar voltage

208‧‧‧First charging power supply

302‧‧‧AC to DC conversion unit

304‧‧‧Voltage adjustment unit

306‧‧‧Output universal serial bus interface

10202‧‧‧Input busbar voltage contacts

10204‧‧‧Input data contact

10206‧‧‧Input data contact

10208‧‧‧Input grounding point

30602‧‧‧Output busbar voltage contacts

30604‧‧‧ Output data contact

30606‧‧‧ Output data negative contact

30608‧‧‧Output grounding point

Claims (5)

[Item 1] A charging device for identifying an adapter type is applied to an AC to DC adapter and a first battery, and the charging device of the identification adapter type comprises:
An input serial bus interface interface includes an input terminal bus voltage contact, an input data positive contact, an input data negative contact and an input ground connection;
a data voltage detecting unit electrically connected to the universal serial bus interface of the input terminal;
a microcontroller electrically connected to the data voltage detecting unit; and a first charging power output unit electrically connected to the input universal serial bus interface, the microcontroller and the first battery
The AC to DC converter transmits a bus voltage to the input universal serial bus interface; the input universal serial bus interface transmits the bus voltage to the first charging power output unit;
The data voltage detecting unit detects a data positive contact voltage state of the AC-to-DC adapter through the positive contact of the input data; the data voltage detecting unit detects the AC transfer through the negative contact of the input data a data negative contact voltage state of the DC adapter; the data voltage detecting unit notifies the microcontroller of the positive contact voltage state of the data and the negative contact voltage state of the data;
According to the data of the positive contact voltage state and the negative contact voltage state of the data, the microcontroller determines an overall output charging power of the charging device of the identification adapter type; and receives the bus voltage at the first charging power output unit Thereafter, the microcontroller controls the first charging power output unit to output a first charging power source to the first battery; the first battery is charged by the first charging power source; the first charging power source is equal to the overall output charging power source . [Item 2] The charging device of the identification adapter type according to claim 1, wherein the first charging power output unit comprises:
a charging power output circuit electrically connected to the input universal serial bus interface and the first battery;
a first transistor switch electrically connected to the charging power output circuit and the microcontroller;
a second transistor switch electrically connected to the charging power output circuit and the microcontroller;
a third transistor switch electrically connected to the charging power output circuit and the microcontroller;
a first resistor electrically connected to the first transistor switch;
a second resistor electrically connected to the second transistor switch; and a third resistor electrically connected to the third transistor switch. [Item 3] The charging device of the identification adapter type described in claim 2, further comprising a memory electrically connected to the microcontroller, the memory comprising a comparison table, wherein the positive contact voltage state and the The data is in negative contact voltage state, and the microcontroller queries the look-up table to determine the overall output charging power of the charging device that identifies the type of adapter. [Item 4] The charging device of the identification adapter type described in claim 3 of the patent application further includes:
a first color light emitting diode electrically connected to the microcontroller; and a second color light emitting diode electrically connected to the microcontroller
When the first battery is charged by the first charging power source, the microcontroller drives the first color LED to emit light; when the first battery is fully charged with the first charging source, the micro battery The controller stops driving the first color LED to emit light, and the microcontroller drives the second color LED to emit light. [Item 5] The charging device of the identification adapter type described in claim 1, wherein the overall output charging power source is 1 amp when the data positive contact voltage state is 2 volts and the data negative contact voltage state is 2.7 volts. When the data contact voltage state is 2.7 volts and the data negative contact voltage state is 2 volts, the overall output charging power supply is 2 amps; when the data is positive junction voltage state is 2.7 volts and the data negative contact When the voltage state is 2.7 volts, the overall output charging power supply is 2.4 amps; when the data positive contact voltage state and the data negative contact voltage state are short-circuited, the overall output charging power supply is 0.5 amps.